| Scale | Grade Description | US Grade |
|---|---|---|
| 90.000 - 100.000 | Excellent (Excelente) | A |
| 80.000 - 89.990 | Very Good (Muy Bueno) | AB |
| 70.000 - 79.990 | Good (Bueno) | B |
| 60.000 - 69.990 | Satisfactory (Aprobado satisfactoriamente) | BC |
| 51.000 - 59.990 | Pass (Aprobado) | C |
| 0.000 - 50.990 | Fail (Reprobado) | F |